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CuSn7Pb7Zn3

Sweden SS CuSn7Pb7Zn3 Cast copper alloys for solid and multilayer thick-walled plain bearings and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: CuSn7Pb7Zn3 / CuSn7Pb7Zn3
Category Grade Standard Region/Area Standard Content
Metals CuSn7Pb7Zn3 SS ISO 4382-1 Sweden Cast copper alloys for solid and multilayer thick-walled plain bearings

Chemical composition(mass fraction)(wt.%) of the CuSn7Pb7Zn3

Element Min Max Similar

Mechanical Properties of steel grade CuSn7Pb7Zn3

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
719 (≥) 814 (≥) 13 11 21 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical Properties of steel grade CuSn7Pb7Zn3

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
43 - -     0.13 -  
362 362 - 42.3 124   -  
282 - 22 33.2   221 134

Heat Treatment of steel grade CuSn7Pb7Zn3

Heat treated : 1473°C - 1978°C

Technological Curves of steel grade CuSn7Pb7Zn3

Cross Reference Table (Equivalent Grade) of CuSn7Pb7Zn3

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